Antenna



FIG. 1 is a top plan view of an antenna showing my new design on a base;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top perspective view thereof;

FIG. 5 is a top plan view of the top layer of the antenna shown without the bottom layer for ease of disclosure only;

FIG. 6 is side elevation view of the antenna;

FIG. 7 is a bottom plan view of the bottom layer of the antenna shown without the top layer for ease of disclosure only; and,

FIG. 8 is top perspective view of the antenna.

The broken line showing of a base is environment only and forms no part of the claimed design. 

CLAIM The ornamental design for an antenna, as shown and described. 